Mars’ surface shaped by fast and furious floods from overflowing craters, shows study
On Earth, river erosion is usually a slow-going process.
But on Mars, massive floods from overflowing crater lakes had an outsized role in shaping the...
Winds in Jupiter’s great red spot are speeding up
Like the speed of an advancing race car driver, the winds in the outermost "lane" of Jupiter's Great Red Spot are accelerating – a...
Dead galaxies mysteriously ran out of fuel to make stars in early universe
"Live fast, die young" could be the motto of six early, massive, "dead" galaxies that ran out of the cold hydrogen gas needed to...
Black holes make a mess when they gobble up stars
Researchers have documented a fatal encounter between an unlucky star and an intermediate-mass black hole.
While black holes and toddlers don’t seem to have much...
Astronomers find a giant cavity in space, hollowed out by an ancient supernova
Star formation is a topic astronomers are still trying to fully understand.
We know, for example, that stars don’t form individually, but rather are born...
How far could life spread naturally in a galaxy like the Milky Way
Can life spread throughout a galaxy like the Milky Way without technological intervention?
That question is largely unanswered.
A new study is taking a swing at...
Galaxies discharge metal-tinged gases into the universe
Astronomers at the University of California, San Diego have learned more about what exhaust from galaxies is composed of and how galactic emissions are...
Scientists could extract water and oxygen from lunar soil
Engineers have successfully shown how water and oxygen can be extracted by cooking up lunar soil, to support future Moon bases.
A laboratory demonstrator, developed...
3,600 years ago, a 50-meter-wide meteor exploded in the sky and destroyed a city...
An archeological dig has uncovered evidence of a massive cosmic airburst event approximately 3,600 years ago that destroyed an entire city near the Dead...
NASA’s Hubble finds early, massive galaxies that ran out of fuel
When the universe was about 3 billion years old, just 20% of its current age, it experienced the most prolific period of star birth...